mirror of
https://github.com/vincentmli/bpfire.git
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96 lines
2.1 KiB
Bash
96 lines
2.1 KiB
Bash
#!/bin/sh
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########################################################################
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# Begin $rc_base/init.d/cloud-init
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########################################################################
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. /etc/sysconfig/rc
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. ${rc_functions}
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case "${1}" in
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start)
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# Check if we are running in the cloud
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if running_on_ec2; then
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scriptname="/etc/rc.d/helper/aws-setup"
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elif running_on_exoscale; then
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scriptname="/etc/rc.d/helper/exoscale-setup"
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elif running_on_azure; then
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scriptname="/etc/rc.d/helper/azure-setup"
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elif running_on_gcp; then
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scriptname="/etc/rc.d/helper/gcp-setup"
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elif running_on_oci; then
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scriptname="/etc/rc.d/helper/oci-setup"
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else
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# This system is not running in the cloud
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exit 0
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fi
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# Find the first interface to use
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for i in /sys/class/net/red* /sys/class/net/eth* \
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/sys/class/net/*; do
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[ -d "${i}" ] || continue
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i=$(basename ${i})
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# Skip loopback
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[ "${i}" = "lo" ] && continue
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# Use whatever we have found
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intf="${i}"
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break
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done
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# Check if we found a network interface
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if [ ! -n "${intf}" ]; then
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echo_failure
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boot_mesg -n "Could not find a network interface" ${FAILURE}
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boot_mesg "" ${NORMAL}
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fi
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# Run a DHCP client and set up the system accordingly
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dhclient -sf "${scriptname}" "${intf}"
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# End DHCP client immediately
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dhclient -sf "${scriptname}" -r "${intf}" &>/dev/null
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# Rename network devices
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udevadm trigger --action="add" --subsystem-match="net"
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exit 0
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;;
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status)
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# Check Amazon
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if running_on_ec2; then
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echo "This system is running on AWS EC2"
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exit 0
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# Check Exoscale
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elif running_on_exoscale; then
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echo "This system is running on Exoscale"
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exit 0
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# Check Microsoft
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elif running_on_azure; then
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echo "This system is running on Microsoft Azure"
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exit 0
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# Check Google
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elif running_on_gcp; then
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echo "This system is running on Google Cloud"
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exit 0
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# The rest
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else
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echo "This system is NOT running in the cloud"
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exit 1
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fi
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;;
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*)
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echo "Usage: ${0} {start|status}"
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exit 1
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;;
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esac
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# End $rc_base/init.d/cloud-init
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